摘要
中交一航局第二工程有限公司新建的自升式平台采用先进的工业控制技术、计算机通讯技术和现场总线技术,建立了船舶自动电站,提高了船舶安全性、可靠性和经济性。本船电站管理系统采用1套西门子S7-200可编程序控制器和3台丹麦DEIF的PPU,每台发电机组由各自的PPU控制,S7-200可编程序控制器和PPU之间通过Modbus-RTU型现场总线通信。
New jack-up platform from No.2 Engineering Company Ltd.of CCCC First Harbor Engineering Company Ltd.adopts state-of-the-art industrial control technology,computer communications technology and the field bus technology.The automatic power plants for the ship are established.The safety,reliability and economy of the ship are greatly improved.The power plant management system uses a set of Siemens S7-200 programmable logic controller and 3 sets of PPU from DEIF of Demark.Each generator group is controlled by the respective PPU.Between S7-200 programmable controller and PPU communicates via a high-speed and reliable Modbus-RTU fieldbus.
出处
《机电设备》
2013年第3期74-76,共3页
Mechanical and Electrical Equipment
关键词
可编程序控制器
PPU
自动电站
programmable controller
PPU
automatic power station
